STORAGE DIMENSIONS
SDC1602
|
Card Type |
Hard drive controller |
|
Hard Drives supported |
Up to 7 SCSI-1 devices |
|
Floppy drives supported |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
|
Data Bus |
16-bit ISA |
|
Card Size |
Half-length, full-height |
|
CONNECTIONS | |||
|
Function |
Location |
Function |
Location |
|
50-pin SCSI connector - external |
CN1 |
4-pin connector - drive active LED |
CN4 |
|
50-pin SCSI connector - internal |
CN2 |
SCSI active LED |
CN5 |
|
34-pin cable connector - floppy drive |
CN3 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
| » |
Synchronous negotiation initiation disabled |
J5/1 |
Open |
|
Synchronous negotiation initiation enabled |
J5/1 |
Closed | |
| » |
Factory configured - do not alter |
J5/2 |
Open |
| » |
SCSI parity check disabled |
J5/3 |
Closed |
|
SCSI parity check enabled |
J5/3 |
Open | |
| » |
SCSI BIOS enabled |
J6/1 |
Closed |
|
SCSI BIOS disabled |
J6/1 |
Open | |
| » |
Factory configured - do not alter |
J6/2 |
Unidentified |
| » |
Factory configured - do not alter |
J6/3 |
Unidentified |
| » |
Factory configured - do not alter |
J6/4 |
Unidentified |
| » |
SCSI auto sense enabled |
J6/5 |
Open |
|
SCSI auto sense disabled |
J6/5 |
Closed | |
| » |
Floppy interface address 3F0h enabled |
J7/1 |
Open |
|
Floppy interface address 370h enabled |
J7/1 |
Closed | |
| » |
Floppy drive interface enabled |
J8/1 |
Closed |
|
Floppy drive interface disabled |
J8/1 |
Open | |
| » |
Floppy drive dual speed disabled |
J8/8 |
Open |
|
Floppy drive dual speed enabled |
J8/8 |
Closed | |
|
Note:Disable BIOS when SDC1602A is a secondary card in the system. | |||
|
SCSI ID SELECTION | ||||
|
SCSI ID |
J5/4 |
J5/5 |
J5/6 | |
|
0 |
Closed |
Closed |
Closed | |
|
1 |
Open |
Closed |
Closed | |
|
2 |
Closed |
Open |
Closed | |
|
3 |
Open |
Open |
Closed | |
|
4 |
Closed |
Closed |
Open | |
|
5 |
Open |
Closed |
Open | |
|
6 |
Closed |
Open |
Open | |
| » |
7 |
Open |
Open |
Open |
|
DMA CHANNEL SELECTION (1) | |||
|
Channel |
J5/7 |
J5/8 | |
|
0 |
Closed |
Closed | |
| » |
5 |
Open |
Closed |
|
6 |
Closed |
Open | |
|
7 |
Open |
Open | |
|
FLOPPY INTERFACE DMA SELECTION | |||||
|
Channel |
J8/2 |
J8/3 |
J8/4 |
J8/5 | |
| » |
2 |
Closed |
Open |
Closed |
Open |
|
3 |
Open |
Closed |
Open |
Closed | |
|
DMA TRANSFER SPEED SELECTION | |||
|
Setting |
J5/12 |
J5/13 | |
| » |
5.0 MB/sec |
Open |
Open |
|
5.7 MB/sec |
Closed |
Open | |
|
6.7 MB/sec |
Open |
Closed | |
|
8.0 MB/sec |
Closed |
Closed | |
|
DMA CHANNEL SELECTION (2) | |||||||||
|
Channel |
J9/1 |
J9/2 |
J9/3 |
J9/4 |
J9/5 |
J9/6 |
J9/7 |
J9/8 | |
|
0 |
Closed |
Open |
Open |
Open |
Closed |
Open |
Open |
Open | |
| » |
5 |
Open |
Closed |
Open |
Open |
Open |
Closed |
Open |
Open |
|
6 |
Open |
Open |
Closed |
Open |
Open |
Open |
Closed |
Open | |
|
7 |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Closed | |
|
Note: Settings must match J5 settings (DMA table 1). | |||||||||
|
BASE I/O ADDRESS SELECTION | ||||
|
Setting |
J7/2 |
J7/3 |
J7/4 | |
|
130 |
Closed |
Open |
Closed | |
|
134 |
Open |
Open |
Closed | |
|
230 |
Closed |
Closed |
Open | |
|
234 |
Open |
Closed |
Open | |
| » |
330 |
Closed |
Open |
Open |
|
334 |
Open |
Open |
Open | |
|
BIOS ADDRESS SELECTION | |||
|
Setting |
J7/7 |
J7/8 | |
|
C800h |
Closed |
Closed | |
|
CC00h |
Closed |
Open | |
|
D800h |
Open |
Closed | |
| » |
DC00h |
Open |
Open |
|
FLOPPY DRIVE INTERRUPT SELECTION | |||
|
IRQ |
J8/6 |
J8/7 | |
| » |
IRQ6 |
Closed |
Open |
|
IRQ10 |
Open |
Closed | |
|
INTERRUPT SELECTION (1) | ||||
|
IRQ |
J5/9 |
J5/10 |
J5/11 | |
|
IRQ9 |
Open |
Open |
Open | |
|
IRQ10 |
Closed |
Open |
Open | |
| » |
IRQ11 |
Open |
Closed |
Open |
|
IRQ12 |
Closed |
Closed |
Open | |
|
IRQ14 |
Open |
Open |
Closed | |
|
IRQ15 |
Closed |
Open |
Closed | |
|
INTERRUPT SELECTION (2) | |||||||
|
IRQ |
J9/9 |
J9/10 |
J9/11 |
J9/12 |
J9/13 |
J9/14 | |
|
IRQ9 |
Closed |
Open |
Open |
Open |
Open |
Open | |
|
IRQ10 |
Open |
Closed |
Open |
Open |
Open |
Open | |
| » |
IRQ11 |
Open |
Open |
Closed |
Open |
Open |
Open |
|
IRQ12 |
Open |
Open |
Open |
Closed |
Open |
Open | |
|
IRQ14 |
Open |
Open |
Open |
Open |
Closed |
Open | |
|
IRQ15 |
Open |
Open |
Open |
Open |
Open |
Closed | |
|
Note:The above settings must match J5 settings (interrupt selection table 1). | |||||||
|
IOCHRDY WAIT STATE SELECTION | |||
|
Setting |
J7/5 |
J7/6 | |
| » |
Disabled |
Open |
Open |
|
100ns |
Closed |
Open | |
|
200ns |
Open |
Closed | |
|
300ns |
Closed |
Closed | |
|
MISCELLANEOUS TECHNICAL NOTES |
|
Remove terminating resistors when connecting external and internal devices. |